PK-20 Coloured Mag Marbles-(ELS-MAG3309)

Multi-Coloured Magnetic Marbles, 15mm Diam, PK-20 - These plastic cased marbles look like colourful plastic balls, but each one contains a magnet so they stick together, hang together and pull towards and away from each other - as a first introduction to the magical world of magnetism they are great fun. 2 of each in 10 colours Size: 15mm diameter Suitable from 3 years -